Clinton County, Iowa Census 2020 Population By Race and Ethnicity

Updated on April 9, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 46.46K population of Clinton County, IA residents comprised of 1.54K residents who identified as Hispanic or Latino (3.31%), and 44.92K residents who identified as Non-Hispanic (96.69%).

Race: The White Alone population was the largest racial group in Clinton County, IA, with a population of 41.77K (89.91%). The Two Or More Races population was the second largest racial group in Clinton County, IA, with a population of 2.34K (5.05%). The Black or African American Alone population was the third largest racial group in Clinton County, IA, with a population of 1.42K (3.06%). The smallest racial group in Clinton County, IA was Native Hawaiian And Pacific Islander Alone with a population of 14 (0.03%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Clinton County, IA, with a population of 41.23K (88.73%). The Non-Hispanic - Two or More Races population was the second largest ethnic group in Clinton County, IA, with a population of 1.83K (3.95%). The Non-Hispanic - Black Alone population was the third largest ethnic group in Clinton County, IA, with a population of 1.39K (3.00%). The smallest ethnic group in Clinton County, IA was Hispanic - Native Hawaiian & Pac. Islander with a population of 4 (0.01%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Clinton County, Iowa from the 2020 decennial census.

You can see similar information for other Iowa counties and also for the state of Iowa.

Clinton County, IA Hispanics and Non Hispanics Population in Census 2020
Total Population:46,460
96.69%
Non Hispanic (96.69%)
Hispanic (3.31%)
Clinton County, IA Racial Groups in Census 2020
Total Population:46,460
89.91%
White Alone (89.91%)
Two or more races (5.05%)
Black or African American Alone (3.06%)
Some Other Race Alone (1.09%)
Asian Alone (0.57%)
American Indian and Alaska Native Alone (0.31%)
Native Hawaiian And Pacific Islander Alone (0.03%)
Clinton County, IA Ethnicity Groups in Census 2020
Total Population:46,460
88.73%
Non-Hispanic - White Alone (88.73%)
Non-Hispanic - Two or more races (3.95%)
Non-Hispanic - Black or African American Alone (3.00%)
Hispanic - White Alone (1.17%)
Hispanic - Two or more races (1.10%)
Hispanic - Some Other Race Alone (0.87%)
All Other Ethnicities (0.64%)
Non-Hispanic - Asian Alone (0.54%)
Clinton County, IA Population of Racial Groups in Census 2020
Race
Population
% of County Population
White Alone 41,771 89.91
Two Or More Races 2,344 5.05
Black or African American Alone 1,420 3.06
Some Other Race Alone 506 1.09
Asian Alone 263 0.57
American Indian and Alaska Native Alone 142 0.31
Native Hawaiian And Pacific Islander Alone 14 0.03
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Clinton County, IA Population of Ethnicity Groups in Census 2020
Ethnicity
Population
% of County Population
Non-Hispanic - White Alone 41,226 88.73
Non-Hispanic - Two or More Races 1,834 3.95
Non-Hispanic - Black Alone 1,392 3.00
Hispanic - White Alone 545 1.17
Hispanic - Two or More Races 510 1.10
Hispanic - Some Other Race Alone 402 0.87
Non-Hispanic - Asian Alone 252 0.54
Non-Hispanic - Some Other Race Alone 104 0.22
Non-Hispanic - American Indian & Alaska Native 103 0.22
Hispanic - American Indian & Alaska Native 39 0.08
Hispanic - Black Alone 28 0.06
Hispanic - Asian Alone 11 0.02
Non-Hispanic - Native Hawaiian & Pac. Islander 10 0.02
Hispanic - Native Hawaiian & Pac. Islander 4 0.01
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